Bolt Carrier Groups

Radian Weapons Bolt Carrier Group Black R0081 NitrideProduct Type: Bolt Carrier GroupFinish/Color: Nitride

Seeing MIL-SPEC as just the starting point, they set out to ensure the best options are available for their demanding customers. Improvements include using 9310 tool steel for the bolt, nitriding the assembly to increase surface hardness, decrease...

Seeing MIL-SPEC as just the starting point, they set out to ensure the best options are available for their demanding customers. Improvements include using 9310 tool steel for the bolt, nitriding the assembly to increase surface hardness, decrease...

Purpose-built for 9mm AR-15 pistol caliber carbines, their Generation 2 PCC blow-back carriers keep the features of their well-loved first BCG with modern improvements. They maintain the dual COLT/GLOCK compatible geometry, user-removable weight and...

Aero Precision Bolt Carrier Group, 9mm, Fits Ar9, Nitride Finish, Black Aprh200083cModel: Bolt Carrier GroupProduct Type: Bolt Carrier GroupFinish/Color: Anodized

The Faxon 5.56 M16 Bolt Carrier Group, Nitride is a high-performance and reliable upgrade for your AR-15 rifle. This bolt carrier group is designed for optimal performance and is made from top-quality materials, ensuring durability and longevity. The...

The Rosco Melonited Bolt Carrier Groups are designed to meet the modern-day carbine shooters requirements. They have also balanced input from their consumers and military end users in order to bring you the product you need, not just the one they want to...

These 5.56 / 300 BLK Bolt Carrier Groups are Phosphate Coated with Chrome Lined Gas Key & Bolt Channel, Full-Auto rated, properly staked, and the bolts are Matched to the barrel. Their Rosco Phosphate Bolt Carrier Groups are designed to meet the...

Daniel Defense 5.56 NATO (5.56x45mm & .223 Remington) / 300 Blackout (7.6x35mm) full-auto compatible, M16 Profile, complete bolt carrier group assembly.Features :Machined from 8620 steelHeavy Phosphate CoatedChrome linedProperly staked gas keysMade in...

High quality components and precise manufacturing make FailZero parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features :Precise...

Most BCGs on the market today do not meet Mil-Spec standards one way or another, but Qs not only exceeds the specifications, but the design and size of the Front end makes it easier to control the manufacturing of critical features.Features...

This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR10 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both...